Finding the Fourth Proportional to 113,482.50, 156,610.71 and 63,181.50

Step by Step Solution

1. Step 1: Write the proportion equation
   113,482.50 : 156,610.71 = 63,181.50 : x
2. Step 2: Convert to fraction form
   113,482.50/156,610.71 = 63,181.50/x
3. Step 3: Cross multiply
   113,482.50x = 156,610.71 × 63,181.50
4. Step 4: Simplify right side
   113,482.50x = 9,894,899,573.87
5. Step 5: Solve for x
   x = 9,894,899,573.87/113,482.50
6. Step 6: Final answer
   x = 87,193.18